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enable fraud service to full & light nodes and extend abci.FraudProof…
… with go-fraud Proof interface (cosmos#891) As part of go-fraud library implementation, this PR adds: * ProofService to full and light nodes * Extends abci.FraudProof interface with go-fraud Proof interface Fixes cosmos#892 cosmos#893 cosmos#894 --------- Co-authored-by: Ganesha Upadhyaya <[email protected]>
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,38 @@ | ||
| package node | ||
|
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| import ( | ||
| "github.com/celestiaorg/go-fraud" | ||
| "github.com/celestiaorg/go-fraud/fraudserv" | ||
| "github.com/ipfs/go-datastore" | ||
|
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| "github.com/rollkit/rollkit/p2p" | ||
| ) | ||
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| type ProofServiceFactory struct { | ||
| client *p2p.Client | ||
| getter fraud.HeaderFetcher | ||
| ds datastore.Datastore | ||
| syncerEnabled bool | ||
| proofType fraud.ProofType | ||
| } | ||
|
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| func NewProofServiceFactory(c *p2p.Client, getter fraud.HeaderFetcher, ds datastore.Datastore, syncerEnabled bool, proofType fraud.ProofType) ProofServiceFactory { | ||
| return ProofServiceFactory{ | ||
| client: c, | ||
| getter: getter, | ||
| ds: ds, | ||
| syncerEnabled: syncerEnabled, | ||
| proofType: proofType, | ||
| } | ||
| } | ||
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| func (factory *ProofServiceFactory) CreateProofService() *fraudserv.ProofService { | ||
| return fraudserv.NewProofService( | ||
| factory.client.PubSub(), | ||
| factory.client.Host(), | ||
| factory.getter, | ||
| factory.ds, | ||
| factory.syncerEnabled, | ||
| factory.proofType.String(), | ||
| ) | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,47 @@ | ||
| package types | ||
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| import ( | ||
| "github.com/celestiaorg/go-header" | ||
| abci "github.com/tendermint/tendermint/abci/types" | ||
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| "github.com/celestiaorg/go-fraud" | ||
| ) | ||
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| // Implements Proof interface from https://github.com/celestiaorg/go-fraud/ | ||
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| const StateFraudProofType fraud.ProofType = "state-fraud" | ||
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| type StateFraudProof struct { | ||
| abci.FraudProof | ||
| } | ||
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| func init() { | ||
| fraud.Register(&StateFraudProof{}) | ||
| } | ||
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| func (fp *StateFraudProof) Type() fraud.ProofType { | ||
| return StateFraudProofType | ||
| } | ||
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| func (fp *StateFraudProof) HeaderHash() []byte { | ||
| return fp.FraudulentBeginBlock.Hash | ||
| } | ||
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| func (fp *StateFraudProof) Height() uint64 { | ||
| return uint64(fp.BlockHeight) | ||
| } | ||
|
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| func (fp *StateFraudProof) Validate(header.Header) error { | ||
| // TODO (ganesh): fill this later | ||
| return nil | ||
| } | ||
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| func (fp *StateFraudProof) MarshalBinary() (data []byte, err error) { | ||
| return fp.Marshal() | ||
| } | ||
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| func (fp *StateFraudProof) UnmarshalBinary(data []byte) error { | ||
| return fp.Unmarshal(data) | ||
| } | ||
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| var _ fraud.Proof = &StateFraudProof{} |